Is Diethyl Phthalate (DEP) Safe? What You Need to Know
Safety Score
Concern Level: high
Diethyl Phthalate (DEP) has significant safety concerns. We recommend avoiding products containing this ingredient.
What Is Diethyl Phthalate (DEP)?
A phthalate commonly used as a fragrance solvent. The most frequently detected phthalate in human urine.
Commonly found in: fragrance, deodorant, hair spray, lotion
Safety Research & Evidence
A phthalate commonly used as a fragrance solvent. The most frequently detected phthalate in human urine.
Regulatory status: Not restricted in US; EU allows in cosmetics; most common phthalate exposure
Health Concerns
endocrine disruption
Evidence: StrongResearch indicates endocrine disruption may be associated with exposure to Diethyl Phthalate (DEP). Particularly concerning for pregnant women, children.
reproductive effects
Evidence: StrongResearch indicates reproductive effects may be associated with exposure to Diethyl Phthalate (DEP). Particularly concerning for pregnant women, children.
Vulnerable Populations
Extra caution recommended for: pregnant women, children
Safer Alternatives
| Alternative | Safety Score |
|---|---|
| Ethyl Citrate | 8/10 |
How to Avoid Diethyl Phthalate (DEP)
- Read ingredient labels carefully for "Diethyl Phthalate (DEP)" or its chemical synonyms
- Choose products with third-party certifications (EWG Verified, Made Safe)
- Consider alternatives like Ethyl Citrate
- Check the EWG Skin Deep database for product ratings
- Look for "Diethyl Phthalate (DEP)-free" labels on product packaging
Frequently Asked Questions
Is Diethyl Phthalate (DEP) safe for babies?
No, we recommend avoiding Diethyl Phthalate (DEP) in products used on or around babies due to their developing systems.
What are the safest alternatives to Diethyl Phthalate (DEP)?
Safer alternatives include Ethyl Citrate (safety score: 8/10).
Is Diethyl Phthalate (DEP) banned in other countries?
Regulatory status: Not restricted in US; EU allows in cosmetics; most common phthalate exposure
How do I know if my product contains Diethyl Phthalate (DEP)?
Check the full ingredient list on the product label. Diethyl Phthalate (DEP) may also appear under different chemical names. Using apps like EWG Healthy Living or Think Dirty can help identify it.
Related Safety Guides
References
- Trasande L et al. (2013). Phthalate exposure and childhood obesity PMID: 29733899